Home / 95,861.20-143,790.45-43,270.60

Finding the Fourth Proportional to 95,861.20, 143,790.45 and 43,270.60

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Solution

The fourth proportional to 95,861.20, 143,790.45 and 43,270.60 is: 64,905.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,861.20 : 143,790.45 = 43,270.60 : x
  2. Step 2: Convert to fraction form
    95,861.20/143,790.45 = 43,270.60/x
  3. Step 3: Cross multiply
    95,861.20x = 143,790.45 × 43,270.60
  4. Step 4: Simplify right side
    95,861.20x = 6,221,899,045.77
  5. Step 5: Solve for x
    x = 6,221,899,045.77/95,861.20
  6. Step 6: Final answer
    x = 64,905.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.